General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 21933.2-2008
Scope
WARNING: Personnel using this section should have practical experience in formal laboratory work. This section does not address all possible security issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with the conditions stipulated in the relevant national laws and regulations. This part of GB/T 21931 specifies the gravimetric determination of silicon content in ferronickel. This part is applicable to the determination of silicon content in ferronickel, the determination range (mass fraction): 0.2% to 4.0%.
GB/T 21933.2-2008 Referenced Document
GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
GB/T 21933.2-2008 history
2008GB/T 21933.2-2008 Ferronickel.Determination of silicon content.Gravimetric method